J R N Engineering, A General Engineering Contractor in Rancho Cucamonga, CA
J R N Engineering operating as a sole owner holds an active California contractor license (CSLB #357442), valid through Apr 30, 2028. First issued in 1978, the license has been on the CSLB roster for 48 years. It carries a single CSLB classification: A — General Engineering Contractor. Records show an active surety bond on file with Philadelphia Indemnity Insurance Company and active workers' compensation coverage from Insurance Company of the West. The business is based in Rancho Cucamonga, in San Bernardino County, California.
- License Number
- 357442
- Issued
- May 9, 1978
- Status
- CLEAR
- Expires
- Apr 30, 2028
- Entity
- Sole Owner
- Surety
- Philadelphia Indemnity Insurance Company
- Bond Number
- PB10163409657
- Effective
- Mar 30, 2026
- Status
- Active
- Coverage
- Workers' Compensation Insurance
- Carrier
- Insurance Company of the West
- Policy Number
- WSD5056951
- Effective
- Jan 1, 2026
- Expires
- Aug 27, 2026
This contractor is verified, with no adverse conditions in the current CSLB record.
An automated summary of public CSLB data, not a credit score, rating, or endorsement. How we determine this
Is J R N Engineering licensed in California?
Yes. J R N Engineering holds California Contractors State License Board license number 357442, which is active and in good standing. The license was first issued on May 9, 1978. It is valid through April 30, 2028.
What does J R N Engineering specialize in?
J R N Engineering is licensed for one CSLB classification: A General Engineering Contractor.
Where is J R N Engineering headquartered?
J R N Engineering is headquartered at 9280 Ioamosa Ct, Rancho Cucamonga, CA 91737, in San Bernardino County, California.
Does J R N Engineering have an active surety bond on file with CSLB?
Yes. J R N Engineering has an active California contractor surety bond filed with Philadelphia Indemnity Insurance Company.
Does J R N Engineering carry workers' compensation coverage?
Yes. J R N Engineering carries active workers' compensation coverage through Insurance Company of the West.
How do I verify J R N Engineering's contractor license?
You can verify J R N Engineering's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=357442.
- License issuedMay 9, 1978
- WC coverage startsJan 1, 2026
- Bond activeMar 30, 2026
- WC expiresAug 27, 2026
- License expiresApr 30, 2028
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